docs: def get_system_path():
      """Return the path that Windows will search for dlls."""
      _bpath = []
      if is_win:
          try:
              import win32api
          except ImportError:
              logger.warn("Cannot determine your Windows or System directories")
              logger.warn("Please add them to your PATH if .dlls are not found")
              logger.warn("or install http://sourceforge.net/projects/pywin32/")
          else:
              sysdir = win32api.GetSystemDirectory()
              sysdir2 = os.path.normpath(os.path.join(sysdir, '..', 'SYSTEM'))
              windir = win32api.GetWindowsDirectory()
              _bpath = [sysdir, sysdir2, windir]
      _bpath.extend(compat.getenv('PATH', '').split(os.pathsep))
      return _bpath